APA (7th ed.) Citation

Boggan, S., Farkas, D., & Welinske, J. (1993). Developing online help for Windows. Sams Pub..

Chicago Style (17th ed.) Citation

Boggan, Scott, David Farkas, and Joe Welinske. Developing Online Help for Windows. Carmel, Ind.: Sams Pub., 1993.

MLA (9th ed.) Citation

Boggan, Scott, et al. Developing Online Help for Windows. Sams Pub., 1993.